Delineation of deep-seated crustal structures from magnetic data in the southeastern part of the Niger Delta basin, Nigeria - Eze, Ohara E.; Okiwelu, Anthony A.; Ekwok, Stephen E.; Abdelrahman, Kamal; Alzahrani, Hassan; Ben, Ubong C.; Ibrahim, Amin; Akpa, Chibuike; Andráš, Peter; Ugar, Samuel I.; Eldosouky, Ahmed M. (Frontiers in Earth Science, 2024)